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. Author manuscript; available in PMC: 2012 May 9.
Published in final edited form as: Biomacromolecules. 2011 Mar 16;12(5):1428–1437. doi: 10.1021/bm101192b

Fig. 4.

Fig. 4

The cross-sectional SEM images of Odex/Chitosan-NAC hydrogel formulations (Gel 3, Gel 4 and Gel 5) composed of Chitosan-NAC with different thiol contents, and the hydrogel formed by self-crosslinking of Chitosan-NAC-4.